zimmerman has claimed he acted in self-defense. the motions will be heard during a hearing set for tuesday. >>> an independent review of the deadly september 11th attack in libya is set to be released. in a letter to colleagues on the senate foreign relations committee today, senator john kerry indicated the report will be done soon. the letter also says secretary of state hillary clinton will testify before the committee before the end of the year about the report's findings. however, we're told a date has not yet been set for that. during the assault, four americans, including ambassador christopher stevens, died when a group of terrorists attacked the u.s. mission in libya. >>> it has been 491 days since the u.s. lost its top credit rating. what are we doing get it back? president obama asked congress for $60 billion for states affected by superstorm sandy. the request comes at a time when lawmakers are arguing how every dollar is spent. >>> our fourth story "outfront," an historic announcement. the supreme court decided today i